3887 Specifications
Measuring Particle Size
0.3um, 0.5um, 5.0um
Flow Rate
0.1 cfm (2.83 l/min)
Light Source
Laser Diode
Calibration
PSL particles in air
Counting Efficiency
50% at 0.3 um; 100% for particles > 0.45 um (ISO 21501-4)
Zero Count
Less than 1 count / 5 minutes (ISO 21501-4)
Coincidental Loss
Less than 5% at 2,000,000 particles/cf
Sampling Time
1 sec - 99 min 59 sec (1 second increment)
Sampling Frequency
1 to 99 or continuous
Count Modes
Single, Repeat, Continuous, Calculation, Remote and ISO mode
Display
LCD: 20 letters, 4 lines
Interface
RS232C or RS485
Baud Rate
9600 bps
Buffer Memory
10,000 sample records
Power
AC Adapter
5VDC at 2.5A, 100 - 240VAC, 50 to 60 Hz
Battery
4 x AA Battery
Operating Time
3 hrs with 1600mAh Batteries
Vacuum Source
Internal pump, flow controlled
Dimensions
Width 4.3" x Depth 2.7" x Height 7.7" (108 x 68 x 196 mm)
Weight
1.5 lbs (680 g)
Accessories
Isokinetic Probe, AC Adapter, Zero Filter, Battery & ChargerUtility Software, Communication Cable
Options
Thermal Printer, Printer Cable, Carrying Case, Tripod
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